Home / 3,262.12-4,501.26-1,985.36

Finding the Fourth Proportional to 3,262.12, 4,501.26 and 1,985.36

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Solution

The fourth proportional to 3,262.12, 4,501.26 and 1,985.36 is: 2,739.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,262.12 : 4,501.26 = 1,985.36 : x
  2. Step 2: Convert to fraction form
    3,262.12/4,501.26 = 1,985.36/x
  3. Step 3: Cross multiply
    3,262.12x = 4,501.26 × 1,985.36
  4. Step 4: Simplify right side
    3,262.12x = 8,936,621.55
  5. Step 5: Solve for x
    x = 8,936,621.55/3,262.12
  6. Step 6: Final answer
    x = 2,739.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.